The table below looks at the statistics for Log4j skills in IT jobs advertised across the UK. Included is a guide to the average salaries offered in IT jobs that have cited Log4j over the 3 months to 27 March 2015 with a comparison to the same period in the previous 2 years.

Location
3 months to
27 Mar 2015
Same period 2014 Same period 2013
Apache Log4j
Rank 854 891 853
Rank change year-on-year
+37 -38
Permanent jobs citing Log4j 38 5 34
As % of all permanent IT jobs located in the UK 0.035% 0.004% 0.031%
As % of the Development Applications category 0.22% 0.028% 0.21%
Number of salaries quoted 30 5 30
Average salary £55,000 £65,000 £47,500
Average salary % change year-on-year
-15.38% +36.84%
90% offered a salary of more than £34,500 £42,000 £35,000
10% offered a salary of more than £60,000 £81,000 £65,000
UK excluding London average salary £55,000 - £40,000

The following table is for comparison with the above and provides statistics for the entire Development Applications category in permanent jobs advertised across the UK.

Development Applications Category
UK
Permanent IT job ads with a match in the
Development Applications category
17377 18136 16257
As % of all permanent IT jobs located in the UK 16.15% 16.20% 14.94%
Number of salaries quoted 14595 14832 13860
Average salary £45,000 £45,000 £42,500
Average salary % change year-on-year
- +5.88%
90% offered a salary of more than £32,500 £31,000 £30,000
10% offered a salary of more than £65,000 £62,500 £62,500
UK excluding London average salary £41,000 £40,000 £38,500
% change year-on-year
+2.50% +3.89%

Log4j
Jobs Demand Trend

This chart provides the 3-month moving total of permanent IT jobs citing Log4j within the UK as a proportion of the total demand within the Development Applications category.

Log4j Jobs Demand Trend in the UK

Log4j
Salary Trend

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing Log4j within the UK.

Log4j Salary Trend in the UK

Log4j
Salary Histogram

This chart provides a salary histogram for IT jobs citing Log4j over the 3 months to 27 March 2015 within the UK.

Log4j Salary Histogram in the UK

Log4j
Top 12 Job Locations

The table below looks at the demand and provides a guide to the average salaries quoted in IT jobs citing Log4j within the UK over the 3 months to 27 March 2015. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location
(Use links below to see detailed
statistics and historical trends)
Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Average Salary
Last 3 Months
Average Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
England +43 37 £55,000 -15.38% 4
London +65 30 £55,000 -15.38% 2
City of London +10 5 £30,000 -57.14%
South East - 5 £55,000 -
Berkshire - 4 - -
Reading - 4 - -
Watford - 2 £42,500 -
Hertfordshire - 2 £42,500 -
East of England - 2 £42,500 -
Surrey - 1 £55,000 -
Feltham - 1 £60,000 -
Staines - 1 £55,000 -

Log4j
Top 30 Related IT Skills

For the 6 months to 27 March 2015, IT jobs within the UK citing Log4j also mentioned the following IT skills in order of popularity. The figures indicate the number of jobs and their proportion against the total number of IT job ads sampled that cited Log4j.

1 67 (100.00%) Java
2 60 (89.55%) JavaScript
3 55 (82.09%) Servlets
4 52 (77.61%) XML
5 51 (76.12%) JSP
6 50 (74.63%) Web Services
7 49 (73.13%) Oracle
8 48 (71.64%) J2EE
9 43 (64.18%) Linux
10 41 (61.19%) Apache
11 40 (59.70%) HTML
12 38 (56.72%) JUnit
13 37 (55.22%) Tomcat
13 37 (55.22%) Hibernate
14 36 (53.73%) Subversion
14 36 (53.73%) E-Commerce
14 36 (53.73%) CSS
15 35 (52.24%) XSLT
15 35 (52.24%) Spring
16 33 (49.25%) Maven
16 33 (49.25%) Ant
17 32 (47.76%) WebSphere
18 31 (46.27%) JMS
19 29 (43.28%) Use Case
19 29 (43.28%) Unit Testing
20 28 (41.79%) jQuery
20 28 (41.79%) JBoss
20 28 (41.79%) MySQL
20 28 (41.79%) Retail
21 26 (38.81%) Agile Software Development

Log4j
Top Related IT Skills by Category

For the 6 months to 27 March 2015, IT jobs within the UK citing Log4j also mentioned the following IT skills grouped by category. The figures indicate the number of jobs and their proportion against the total number of IT job ads sampled that cited Log4j. Up to 20 skills are shown per category.

Application Platforms
1 41 (61.19%) Apache
2 37 (55.22%) Tomcat
3 32 (47.76%) WebSphere
4 28 (41.79%) JBoss
5 24 (35.82%) WebLogic
6 18 (26.87%) ATG Dynamo
7 15 (22.39%) Adobe CQ
8 7 (10.45%) WordPress
8 7 (10.45%) MQSeries
9 4 (5.97%) SAS
9 4 (5.97%) WebLogic Portal
9 4 (5.97%) WebSphere Application Server
9 4 (5.97%) Liferay
9 4 (5.97%) Magnolia
Business Applications
1 4 (5.97%) Magento
Communications & Networking
1 8 (11.94%) SMTP
2 7 (10.45%) HTTP
2 7 (10.45%) Internet
3 4 (5.97%) PuTTY
3 4 (5.97%) WinSCP
3 4 (5.97%) LDAP
Database & Business Intelligence
1 28 (41.79%) MySQL
2 24 (35.82%) SQL Server
3 21 (31.34%) Oracle Database
4 18 (26.87%) Relational Database
4 18 (26.87%) RDBMS
5 8 (11.94%) MongoDB
5 8 (11.94%) Jackrabbit
5 8 (11.94%) Hadoop
6 7 (10.45%) PostgreSQL
7 4 (5.97%) CouchDB
7 4 (5.97%) Apache Cassandra
7 4 (5.97%) NoSQL
7 4 (5.97%) Couchbase
7 4 (5.97%) Oracle Database 10g
7 4 (5.97%) Oracle9i Database
Development Applications
1 38 (56.72%) JUnit
2 36 (53.73%) Subversion
3 33 (49.25%) Maven
3 33 (49.25%) Ant
4 24 (35.82%) Jenkins
5 22 (32.84%) Git (software)
6 21 (31.34%) Eclipse
7 11 (16.42%) Selenium
8 8 (11.94%) JIRA
9 7 (10.45%) TestNG
9 7 (10.45%) Bitbucket
9 7 (10.45%) Gradle
10 5 (7.46%) IntelliJ
11 4 (5.97%) HttpUnit
11 4 (5.97%) Mockito
11 4 (5.97%) Cucumber
11 4 (5.97%) Hudson
11 4 (5.97%) Team Foundation Server
11 4 (5.97%) Grunt
12 2 (2.99%) JBehave
General
1 28 (41.79%) Retail
2 8 (11.94%) Publishing
3 6 (8.96%) Manufacturing
4 4 (5.97%) Games
5 2 (2.99%) Banking
5 2 (2.99%) Billing
6 1 (1.49%) Finance
Job Titles
1 34 (50.75%) Developer
2 32 (47.76%) Java Developer
3 17 (25.37%) E-Commerce Specialist
4 10 (14.93%) Java/J2EE Developer
5 8 (11.94%) Senior Developer
5 8 (11.94%) Programmer
5 8 (11.94%) Java Programmer
5 8 (11.94%) J2EE Developer
6 7 (10.45%) Senior Java Developer
7 6 (8.96%) Software Engineer
8 5 (7.46%) Software Developer
9 4 (5.97%) Analyst
9 4 (5.97%) Analyst Developer
9 4 (5.97%) Cisco Engineer
9 4 (5.97%) Senior Java/J2EE Developer
9 4 (5.97%) Senior J2EE Developer
9 4 (5.97%) Support Analyst
9 4 (5.97%) Java Analyst Developer
9 4 (5.97%) Java Software Developer
10 2 (2.99%) J2EE Software Engineer
Libraries, Frameworks & Software Standards
1 55 (82.09%) Servlets
2 52 (77.61%) XML
3 51 (76.12%) JSP
4 50 (74.63%) Web Services
5 48 (71.64%) J2EE
6 40 (59.70%) HTML
7 37 (55.22%) Hibernate
8 36 (53.73%) CSS
9 35 (52.24%) XSLT
9 35 (52.24%) Spring
10 31 (46.27%) JMS
11 28 (41.79%) jQuery
12 26 (38.81%) Ajax
13 24 (35.82%) JDBC
13 24 (35.82%) REST
14 23 (34.33%) JSON
15 20 (29.85%) SOAP
16 19 (28.36%) RESTful
17 14 (20.90%) HTML5
18 13 (19.40%) Struts
Miscellaneous
1 12 (17.91%) Client/Server
2 8 (11.94%) Analytical Skills
3 7 (10.45%) Web 2.0
4 6 (8.96%) Social Network
4 6 (8.96%) Mobile App
4 6 (8.96%) User Experience
5 5 (7.46%) Wiki
5 5 (7.46%) Blog
6 4 (5.97%) Computer Science
6 4 (5.97%) Cryptography
6 4 (5.97%) Data Structures
6 4 (5.97%) Algorithms
6 4 (5.97%) iPad
7 2 (2.99%) Online Gambling
Operating Systems
1 43 (64.18%) Linux
2 15 (22.39%) Android
2 15 (22.39%) UNIX
3 8 (11.94%) Apple iOS
4 7 (10.45%) HPUX
4 7 (10.45%) Solaris
4 7 (10.45%) openSUSE
4 7 (10.45%) Ubuntu
5 4 (5.97%) Windows
Processes & Methodologies
1 36 (53.73%) E-Commerce
2 29 (43.28%) Use Case
2 29 (43.28%) Unit Testing
3 26 (38.81%) Agile Software Development
4 24 (35.82%) OO
5 20 (29.85%) TDD
6 18 (26.87%) UML
7 17 (25.37%) Project Management
7 17 (25.37%) Quality Management
7 17 (25.37%) Continuous Integration
8 14 (20.90%) OOA/OOD
9 13 (19.40%) Software Engineering
10 8 (11.94%) Web Development
10 8 (11.94%) Android Development
10 8 (11.94%) iOS Development
11 7 (10.45%) Content Management
11 7 (10.45%) MVC
12 6 (8.96%) Continuous Improvement
13 5 (7.46%) BDD
14 4 (5.97%) Mentoring
Programming Languages
1 67 (100.00%) Java
2 60 (89.55%) JavaScript
3 21 (31.34%) SQL
4 12 (17.91%) Shell Script
5 11 (16.42%) XPath
6 8 (11.94%) ECMAScript
7 7 (10.45%) Perl
7 7 (10.45%) PHP
8 6 (8.96%) PL/SQL
9 4 (5.97%) XQuery
9 4 (5.97%) Bash Shell
10 2 (2.99%) C
Qualifications
1 11 (16.42%) Degree
2 7 (10.45%) Sun Certification
Quality Assurance & Compliance
1 4 (5.97%) SLA
2 2 (2.99%) QA
System Software
1 7 (10.45%) Docker
2 4 (5.97%) VMware Infrastructure
Systems Management
1 11 (16.42%) Opscode Chef
2 7 (10.45%) Salt
2 7 (10.45%) Puppet
Vendors
1 49 (73.13%) Oracle
2 22 (32.84%) ATG
3 15 (22.39%) IBM
4 11 (16.42%) Sun
5 8 (11.94%) Adobe
6 7 (10.45%) Interwoven
7 4 (5.97%) hybris
7 4 (5.97%) Microsoft
7 4 (5.97%) SAP
7 4 (5.97%) Cisco
7 4 (5.97%) Percussion
7 4 (5.97%) VMware
8 2 (2.99%) Coverity
8 2 (2.99%) Guidewire
Stratford-Upon-Avon, Warwickshire
Coal IT Services
Salary: Unspecified Market Rate plus excellent benefits and bonus
Posted: 2 days ago
London
Coal IT Services
Salary: Unspecified Market Rate plus excellent benefits and bonus
Posted: 2 days ago
London
Polar Recruitment
Salary: £50000 - £60000 per annum + Benefits
Posted: 2 days ago
West Yorkshire
Computer Futures
Salary: £35000 - £48000 per annum + competitive
Posted: 24 days ago